257072170

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{115279}}^1$

素因数の和:115509

約数の個数: 16

約数和(自身を含む): 464808960

約数和(自身を除く): 207736790

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 115279, 230558, 576395, 1152790, 25707217, 51414434, 128536085, 257072170]

約数ペア:

[(1, 257072170), (2, 128536085), (5, 51414434), (10, 25707217), (223, 1152790), (446, 576395), (1115, 230558), (2230, 115279)]